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Sunn Exact S3 Shimano Cues Rd-u4000

Entry levelCross-countryHardtailAluminium
Sunn Exact S3 Shimano Cues Rd-u4000, side view

Sunn Exact S3 Shimano Cues Rd-u4000

cross-country hardtail mountain bike, aluminium frame, 29" wheels, 1×9 drivetrain, entry level equipment

Key specs

Model year
2026
Weight
15 kg
Frame
Aluminium
Suspension
Hardtail, 100 mm
Fork model
SR SUNTOUR XCM 32 DS, 100MM
Wheelset
29" · MACH 1 ER20 DISC, 19MM
Drivetrain
1×9
Groupset
Shimano Cues
Brake model
SHIMANO MT200 160/160
Seatpost
Rigid · AL 6061 27.2X350MM

Character

The bike at a glance: the ground it is made for, how it handles, its gears and its equipment, beside the other bikes of its kind.

« Mountain bike made for very smooth ground, short gearing, entry-level equipment. »

Terrain
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EasyDemanding

Made for smooth ground, more than other cross-country mountain bikes.

Not enough data yet for this chart: it fills in as soon as the specs are in.

Gearing

  • This bike: Exact S3 Shimano Cues Rd-u40007 km/h - 31 km/h
  • Average of other cross-country mountain bikes8 km/h - 39 km/h
Easiest gear (climbing)Hardest gear (descending)

From 7 km/h in its easiest gear to 31 km/h in its hardest.

Equipment level

Not enough data yet for this chart: it fills in as soon as the specs are in.

Equipment: entry level for its category.

Equipment score: 34/100 (frame, groupset, wheels, suspension).

Exact S3 Shimano Cues Rd-u4000other cross-country mountain bikes

Spec sheet

Every value is read on the brand’s page; hover it to see its source and date.

Ride type

Discipline
Cross-country
Suspension
Hardtail

Frame and fork

Frame
Aluminium

Suspension

Fork travel
100 mm
Fork model
SR SUNTOUR XCM 32 DS, 100MM

Drivetrain

Groupset brand
Shimano
Groupset
Shimano Cues
Shifting
Mechanical
Chainrings
1
Gears at the back
9
Chainring teeth
Shimano CUES FC-U4000-1 32T
Cassette
SHIMANO CS-LG300-9 11-46T
Rear derailleur
SHIMANO CUES RD-U4000, SHADOW, 9V

Brakes

Brakes
Hydraulic disc
Brake model
SHIMANO MT200 160/160

Wheels and tyres

Wheel size
700c / 29"
Wheelset
MACH 1 ER20 DISC, 19MM
Rims
Aluminium
Tyres
MAXXIS IKON 29X2.20
Tyre width fitted
2.2 mm

Cockpit and seatpost

Seatpost
Rigid
Handlebar
31.8, 75MM
Stem
31.8, 75MM
Seatpost model
AL 6061 27.2X350MM

Weight

Weight
15 kg

Spec sheets read at: sunn.fr

The range

Its comparisons

Comparable mountain bikes

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Who is it for?

The sports the brand announces, and the features that go with them.

  • Cycling

    • Discipline: Cross-country
    • Suspension: Hardtail
    • Fork travel: 100 mm
    • Wheel size: 700c / 29"

Frequently asked questions

Is the Sunn Exact S3 Shimano Cues Rd-u4000 a hardtail or a full suspension?

Hardtail, according to the brand.

How much travel does the Sunn Exact S3 Shimano Cues Rd-u4000 fork have?

100 mm, according to the brand.

Does the Sunn Exact S3 Shimano Cues Rd-u4000 come with a dropper post?

Seatpost: Rigid, according to the brand.

Specs updated on Nov 4, 2026Some values come from third-party spec databases, cross-checked with the brand where it publishes them.Report an error